Prewitt Contract В Services, Inc. is a commercial cleaning company that has been operating in the greater Jackson area since 1991. В PCS is a full service janitorial company that provides a complete range of services such as daily janitorial services, carpet care, hard surface floor care, and window cleaning. В PCS is a family owned and operated company that takes pride in the customer responsive business model that they have built. В The people at PCS will focus all efforts on maintaining the highest standards of facility management in the industry.